Andrew Babbin, Princeton University (image) Princeton University Caption Princeton University graduate student Andrew Babbin (right) prepares a seawater collection device known as a rosette. The team used samples of seawater to determine how nitrogen is removed from the oceans. Credit Photo courtesy of A. Babbin Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.